1851 Great Exhibition: Official Catalogue: Class VI.: James Hart
From Graces Guide
308. HART, JAMES, Atlas Works, Borough Road, Southwark — Inventor and Manufacturer.
Patent portable brick machine. When set its motion, two boys at one end of the machine place the empty moulds on the chain, which are then carried by the chain under the pug mill to the other end of the machine, where two other boys remove a perfect brick ready foe the drying ground.
Two-horse steam engine and boiler.
Machine for drilling holes in machinery, exhibited as a specimen of mechanical skill.
New patent portable tile machine, to be worked by hand.